Fixes the mount issue with full DNS name in the AWS China Regions; Upgrades...

Fixes the mount issue with full DNS name in the AWS China Regions; Upgrades unit test coverage version dependency to enable accurate python3.8 coverage test

README.md

+[![CircleCI](https://circleci.com/gh/aws/efs-utils.svg?style=svg)](https://circleci.com/gh/aws/efs-utils)
+
 # efs-utils
 
 Utilities for Amazon Elastic File System (EFS)

build-deb.sh

@@ -11,7 +11,7 @@ set -ex
 
 BASE_DIR=$(pwd)
 BUILD_ROOT=${BASE_DIR}/build/debbuild
-VERSION=1.19
+VERSION=1.20
 
 echo 'Cleaning deb build workspace'
 rm -rf ${BUILD_ROOT}

config.ini

@@ -7,4 +7,4 @@
 #
 
 [global]
-version=1.19
+version=1.20

dist/amazon-efs-utils.control

 Package: amazon-efs-utils
 Architecture: all
-Version: 1.19
+Version: 1.20
 Section: utils
 Depends: python|python2, nfs-common, stunnel4 (>= 4.56)
 Priority: optional

dist/amazon-efs-utils.spec

@@ -20,7 +20,7 @@
 %endif
 
 Name      : amazon-efs-utils
-Version   : 1.19
+Version   : 1.20
 Release   : 1%{?dist}
 Summary   : This package provides utilities for simplifying the use of EFS file systems
 

requirements.txt

 attrs==17.4.0
 configparser==3.5.0
-coverage==4.5
+coverage==4.5.4
 enum34==1.1.6
 flake8==3.7.9
 funcsigs==1.0.2

src/mount_efs/__init__.py

@@ -68,7 +68,7 @@ except ImportError:
     from urllib.error import URLError
     from urllib.request import urlopen
 
-VERSION = '1.19'
+VERSION = '1.20'
 SERVICE = 'elasticfilesystem'
 
 CONFIG_FILE = '/etc/amazon/efs/efs-utils.conf'
@@ -130,7 +130,7 @@ SIGNED_HEADERS = ';'.join(CANONICAL_HEADERS_DICT.keys())
 REQUEST_PAYLOAD = ''
 
 FS_ID_RE = re.compile('^(?P<fs_id>fs-[0-9a-f]+)$')
-EFS_FQDN_RE = re.compile(r'^(?P<fs_id>fs-[0-9a-f]+)\.efs\.(?P<region>[a-z0-9-]+)\.amazonaws.com$')
+EFS_FQDN_RE = re.compile(r'^(?P<fs_id>fs-[0-9a-f]+)\.efs\.(?P<region>[a-z0-9-]+)\.(?P<dns_name_suffix>[a-z0-9.]+)$')
 AP_ID_RE = re.compile('^fsap-[0-9a-f]{17}$')
 
 INSTANCE_METADATA_SERVICE_URL = 'http://169.254.169.254/latest/dynamic/instance-identity/document/'

src/watchdog/__init__.py

@@ -46,7 +46,7 @@ except ImportError:
     from urllib.error import URLError
     from urllib.request import urlopen
 
-VERSION = '1.19'
+VERSION = '1.20'
 SERVICE = 'elasticfilesystem'
 
 CONFIG_FILE = '/etc/amazon/efs/efs-utils.conf'

test/mount_efs_test/test_match_device.py

@@ -33,6 +33,16 @@ def test_match_device_correct_descriptors_fs_id(mocker):
         assert (fs_id, path) == mount_efs.match_device(None, device)
 
 
+def test_match_device_correct_descriptors_cname_dns_suffix_override_region(mocker):
+    get_dns_name_mock = mocker.patch('mount_efs.get_dns_name', return_value='fs-deadbeef.efs.cn-north-1.amazonaws.com.cn')
+    gethostbyname_ex_mock = mocker.patch('socket.gethostbyname_ex',
+                                         return_value=('fs-deadbeef.efs.cn-north-1.amazonaws.com.cn', [], None))
+    for device, (fs_id, path) in CORRECT_DEVICE_DESCRIPTORS_CNAME_DNS:
+        assert (fs_id, path) == mount_efs.match_device(None, device)
+    utils.assert_called(get_dns_name_mock)
+    utils.assert_called(gethostbyname_ex_mock)
+
+
 def test_match_device_correct_descriptors_cname_dns_primary(mocker):
     get_dns_name_mock = mocker.patch('mount_efs.get_dns_name', return_value='fs-deadbeef.efs.us-east-1.amazonaws.com')
     gethostbyname_ex_mock = mocker.patch('socket.gethostbyname_ex',